peril vs salvage

peril

verb
  • To cause to be in danger; to imperil; to risk. 

noun
  • A situation of serious and immediate danger. 

  • An event which causes a loss, or the risk of a specific such event. 

  • Something that causes, contains, or presents danger. 

salvage

verb
  • to rescue. 

  • To make new or restore for the use of being saved. 

  • To apprehend and execute (a suspected criminal) without trial. 

  • To perform summary execution. 

  • to put to use. 

noun
  • The similar rescue of property liable to loss; the property so rescued. 

  • The money from the sale of rescued goods. 

  • Summary execution, extrajudicial killing. 

  • The rescue of a ship, its crew and passengers or its cargo from a hazardous situation. 

  • The ship, crew or cargo so rescued. 

  • The compensation paid to the rescuers. 

  • Anything put to good use that would otherwise have been wasted, such as damaged goods. 

How often have the words peril and salvage occurred in a corpus of books? (source: Google Ngram Viewer )